Necesito tres oraciones que tengan que ver con el reino arqueobacteria

Indicate whether the specified alkyl halides will form primarily substitution products, only elimination products, both substitution and elimination products, or no products when they react with sodium methoxide. 1-bromobutane 1-bromo-2-methylpropane 2-bromobutane 2-bromo-2-methylpropane

Draw two cyclic constitutional isomers of cis-1

Element before carbon on the periodic table